.app{
    width: 100%;
    height: 100vh;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.loading {
	width: 50px;
	height: 50px;
	border: 4px solid rgba(0, 0, 0, 0.2);
	border-top-color: #000000;
	border-radius: 50%;
	animation: loading 1s linear infinite;
}

@keyframes loading {
	to {
		transform: rotate(360deg);
	}
}